What is the biggest lake in the world?
The Caspian Sea
What is the hottest desert in the world
The Sahara Desert
What is the longest river in Asia
The Yangtze
What is the largest desert in the world
Antarctica
What is the deepest lake in the world
Lake Baikal
What is the largest island in the world?
Greenland
What is the highest mountain in the world?
Mount Everest
What is the oldest mountain range in the world?
The Barberton Greenstone
What is the driest desert in the world?
The Atacama Desert
What is the largest volcano in the world?
Mauna Loa
What is the widest river in the world?
The Amazon
What is the largest ocean in the world?
Pacific Ocean
What is the longest river in the world?
The Nile
What is the highest mountain in Africa?
Kilimanjaro
What is the largest archipelago in the world?
Indonesia